#ifndef _SYS_STAT_H
#define _SYS_STAT_H

#ifdef __cplusplus
extern "C" {
#endif

#include <_ansi.h>
#include <time.h>
#include <sys/types.h>

/* dj's stat defines _STAT_H_ */
#ifndef _STAT_H_

/* It is intended that the layout of this structure not change when the
   sizes of any of the basic types change (short, int, long) [via a compile
   time option].  */

#ifdef __CYGWIN__
#include <cygwin/stat.h>
#ifdef _COMPILING_NEWLIB
#define stat64 stat
#endif
#else
struct stat
{
  dev_t st_dev;
  ino_t st_ino;
  mode_t st_mode;
  nlink_t st_nlink;
  uid_t st_uid;
  gid_t st_gid;
  dev_t st_rdev;
  off_t st_size;
#if defined(__rtems__)
  struct timespec st_atim;
  struct timespec st_mtim;
  struct timespec st_ctim;
  blksize_t st_blksize;
  blkcnt_t st_blocks;
#else
/* SysV/sco doesn't have the rest... But Solaris, eabi does.  */
#if defined(__svr4__) && !defined(__PPC__) && !defined(__sun__)
  time_t st_atime;
  time_t st_mtime;
  time_t st_ctime;
#else
  time_t st_atime;
  long st_spare1;
  time_t st_mtime;
  long st_spare2;
  time_t st_ctime;
  long st_spare3;
  long st_blksize;
  long st_blocks;
  long st_spare4[2];
#endif
#endif
};

#if defined(__rtems__)
#define st_atime st_atim.tv_sec
#define st_ctime st_ctim.tv_sec
#define st_mtime st_mtim.tv_sec
#endif

#endif

#define _IFMT 0170000   /* type of file */
#define _IFDIR 0040000  /* directory */
#define _IFCHR 0020000  /* character special */
#define _IFBLK 0060000  /* block special */
#define _IFREG 0100000  /* regular */
#define _IFLNK 0120000  /* symbolic link */
#define _IFSOCK 0140000 /* socket */
#define _IFIFO 0010000  /* fifo */

#define S_BLKSIZE 1024 /* size of a block */

#define S_ISUID 0004000 /* set user id on execution */
#define S_ISGID 0002000 /* set group id on execution */
#define S_ISVTX 0001000 /* save swapped text even after use */
#ifndef _POSIX_SOURCE
#define S_IREAD 0000400  /* read permission, owner */
#define S_IWRITE 0000200 /* write permission, owner */
#define S_IEXEC 0000100  /* execute/search permission, owner */
#define S_ENFMT 0002000  /* enforcement-mode locking */
#endif                   /* !_POSIX_SOURCE */

#define S_IFMT _IFMT
#define S_IFDIR _IFDIR
#define S_IFCHR _IFCHR
#define S_IFBLK _IFBLK
#define S_IFREG _IFREG
#define S_IFLNK _IFLNK
#define S_IFSOCK _IFSOCK
#define S_IFIFO _IFIFO

#ifdef _WIN32
/* The Windows header files define _S_ forms of these, so we do too
   for easier portability.  */
#define _S_IFMT _IFMT
#define _S_IFDIR _IFDIR
#define _S_IFCHR _IFCHR
#define _S_IFIFO _IFIFO
#define _S_IFREG _IFREG
#define _S_IREAD 0000400
#define _S_IWRITE 0000200
#define _S_IEXEC 0000100
#endif

#define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
#define S_IRUSR 0000400 /* read permission, owner */
#define S_IWUSR 0000200 /* write permission, owner */
#define S_IXUSR 0000100 /* execute/search permission, owner */
#define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
#define S_IRGRP 0000040 /* read permission, group */
#define S_IWGRP 0000020 /* write permission, grougroup */
#define S_IXGRP 0000010 /* execute/search permission, group */
#define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
#define S_IROTH 0000004 /* read permission, other */
#define S_IWOTH 0000002 /* write permission, other */
#define S_IXOTH 0000001 /* execute/search permission, other */

#ifndef _POSIX_SOURCE
#define ACCESSPERMS (S_IRWXU | S_IRWXG | S_IRWXO)                               /* 0777 */
#define ALLPERMS (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO)    /* 07777 */
#define DEFFILEMODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) /* 0666 */
#endif

#define S_ISBLK(m) (((m)&_IFMT) == _IFBLK)
#define S_ISCHR(m) (((m)&_IFMT) == _IFCHR)
#define S_ISDIR(m) (((m)&_IFMT) == _IFDIR)
#define S_ISFIFO(m) (((m)&_IFMT) == _IFIFO)
#define S_ISREG(m) (((m)&_IFMT) == _IFREG)
#define S_ISLNK(m) (((m)&_IFMT) == _IFLNK)
#define S_ISSOCK(m) (((m)&_IFMT) == _IFSOCK)

#if defined(__CYGWIN__)
/* Special tv_nsec values for futimens(2) and utimensat(2). */
#define UTIME_NOW -2L
#define UTIME_OMIT -1L
#endif

int _EXFUN(chmod, (const char *__path, mode_t __mode));
int _EXFUN(fchmod, (int __fd, mode_t __mode));
int _EXFUN(fstat, (int __fd, struct stat *__sbuf));
int _EXFUN(mkdir, (const char *_path, mode_t __mode));
int _EXFUN(mkfifo, (const char *__path, mode_t __mode));
int _EXFUN(stat, (const char *__restrict __path, struct stat *__restrict __sbuf));
mode_t _EXFUN(umask, (mode_t __mask));

#if defined(__SPU__) || defined(__rtems__) || defined(__CYGWIN__) && !defined(__INSIDE_CYGWIN__)
int _EXFUN(lstat, (const char *__restrict __path, struct stat *__restrict __buf));
int _EXFUN(mknod, (const char *__path, mode_t __mode, dev_t __dev));
#endif

#if defined(__CYGWIN__) && !defined(__INSIDE_CYGWIN__)
int _EXFUN(fchmodat, (int, const char *, mode_t, int));
int _EXFUN(fstatat, (int, const char *__restrict, struct stat *__restrict, int));
int _EXFUN(mkdirat, (int, const char *, mode_t));
int _EXFUN(mkfifoat, (int, const char *, mode_t));
int _EXFUN(mknodat, (int, const char *, mode_t, dev_t));
int _EXFUN(utimensat, (int, const char *, const struct timespec *, int));
int _EXFUN(futimens, (int, const struct timespec *));
#endif

/* Provide prototypes for most of the _<systemcall> names that are
   provided in newlib for some compilers.  */
#ifdef _COMPILING_NEWLIB
int _EXFUN(_fstat, (int __fd, struct stat *__sbuf));
int _EXFUN(_stat, (const char *__restrict __path, struct stat *__restrict __sbuf));
int _EXFUN(_mkdir, (const char *_path, mode_t __mode));
#ifdef __LARGE64_FILES
struct stat64;
int _EXFUN(_stat64, (const char *__restrict __path, struct stat64 *__restrict __sbuf));
int _EXFUN(_fstat64, (int __fd, struct stat64 *__sbuf));
#endif
#endif

#endif /* !_STAT_H_ */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_STAT_H */
